1655355875 has 24 divisors (see below), whose sum is σ = 2194603008. Its totient is φ = 1246358400.

The previous prime is 1655355869. The next prime is 1655355881. The reversal of 1655355875 is 5785535561.

It is an interprime number because it is at equal distance from previous prime (1655355869) and next prime (1655355881).

It is not a de Polignac number, because 1655355875 - 2¹⁰ = 1655354851 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13214 + ... + 59036.

It is an arithmetic number, because the mean of its divisors is an integer number (91441792).

Almost surely, 2^1655355875 is an apocalyptic number.

1655355875 is a deficient number, since it is larger than the sum of its proper divisors (539247133).

1655355875 is an equidigital number, since it uses as much as digits as its factorization.

1655355875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45872 (or 45845 counting only the distinct ones).

The product of its digits is 3150000, while the sum is 50.

The square root of 1655355875 is about 40686.0648748438. The cubic root of 1655355875 is about 1182.9429259393.

The spelling of 1655355875 in words is "one billion, six hundred fifty-five million, three hundred fifty-five thousand, eight hundred seventy-five".